US4467641A - Device for measuring a parameter on a rotary element, and in particular for measuring the pressure of a pneumatic tire on a wheel - Google Patents
Device for measuring a parameter on a rotary element, and in particular for measuring the pressure of a pneumatic tire on a wheel Download PDFInfo
- Publication number
- US4467641A US4467641A US06/413,371 US41337182A US4467641A US 4467641 A US4467641 A US 4467641A US 41337182 A US41337182 A US 41337182A US 4467641 A US4467641 A US 4467641A
- Authority
- US
- United States
- Prior art keywords
- frequency
- sensor
- circuit
- generator
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000005259 measurement Methods 0.000 claims abstract description 20
- 230000008878 coupling Effects 0.000 claims abstract description 9
- 238000010168 coupling process Methods 0.000 claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 claims description 31
- 238000001914 filtration Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000004020 conductor Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
- B60C23/0422—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver characterised by the type of signal transmission means
- B60C23/0427—Near field transmission with inductive or capacitive coupling means
- B60C23/043—Near field transmission with inductive or capacitive coupling means using transformer type signal transducers, e.g. rotary transformers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
- B60C23/041—Means for supplying power to the signal- transmitting means on the wheel
- B60C23/0413—Wireless charging of active radio frequency circuits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L17/00—Devices or apparatus for measuring tyre pressure or the pressure in other inflated bodies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Measuring Fluid Pressure (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8027676 | 1980-12-29 | ||
FR8027676A FR2497342A1 (en) | 1980-12-29 | 1980-12-29 | DEVICE FOR MEASURING A PARAMETER ON A ROTATING BODY, ESPECIALLY FOR MEASURING THE PRESSURE OF A TIRE ON A WHEEL |
Publications (1)
Publication Number | Publication Date |
---|---|
US4467641A true US4467641A (en) | 1984-08-28 |
Family
ID=9249563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US06/413,371 Expired - Lifetime US4467641A (en) | 1980-12-29 | 1981-12-22 | Device for measuring a parameter on a rotary element, and in particular for measuring the pressure of a pneumatic tire on a wheel |
Country Status (5)
Country | Link |
---|---|
US (1) | US4467641A (en) |
EP (1) | EP0067836B1 (en) |
JP (1) | JPH03679B2 (en) |
FR (1) | FR2497342A1 (en) |
WO (1) | WO1982002249A1 (en) |
Cited By (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4578992A (en) * | 1982-11-05 | 1986-04-01 | Philip E. Galasko | Detection of a low pressure condition of a vehicle tire |
DE3605097A1 (en) * | 1985-02-21 | 1986-08-21 | Précision Mécanique Labinal, Montigny-le-Bretonneux | DEVICE FOR MEASURING THE TEMPERATURES OF BRAKES AND THE TIRE PRESSURES OF WHEELSETS OF VEHICLES AND ESPECIALLY AIRCRAFT |
US4703650A (en) * | 1985-07-03 | 1987-11-03 | Compagnie Generale Des Etablissements Michelin | Circuit for the coding of the value of two variables measured in a tire, and device for monitoring tires employing such a circuit |
US4737761A (en) * | 1985-07-03 | 1988-04-12 | Compagnie Generale Des Etablissements Michelin | Feeding of electrical energy to circuits on a wheel for a tire-monitoring device |
US4749993A (en) * | 1985-02-01 | 1988-06-07 | Dr. Ing. H.C.F. Porsche Aktiengesellschaft | Arrangement for the wireless transmission of measuring signals |
US4768375A (en) * | 1985-07-03 | 1988-09-06 | Robert Bosch Gmbh | Pressure sensor |
DE3729420A1 (en) * | 1987-09-03 | 1989-03-16 | Hella Kg Hueck & Co | Device for monitoring the tyre pressure in a motor vehicle |
US4845649A (en) * | 1984-12-19 | 1989-07-04 | Robert Bosch Gmbh | Sensor for measuring physical dimensions and process for balancing the sensor |
US4891973A (en) * | 1986-01-08 | 1990-01-09 | Robert Bosch Gmbh | Circuit arrangement for transmitting measurement values on vehicle wheels |
US4942510A (en) * | 1989-12-04 | 1990-07-17 | Motorola, Inc. | Power and signal transfer interface circuit |
US4966034A (en) * | 1988-04-28 | 1990-10-30 | Schrader Automotive, Inc. | On-board tire pressure indicating system performing temperature-compensated pressure measurement, and pressure measurement circuitry thereof |
US5029468A (en) * | 1987-12-16 | 1991-07-09 | Compagnie Generale Des Etablissements Michelin - Michelin & Cie | Elements necessary for the excitation and the monitoring of wheel modules in a system for monitoring the wheels of a vehicle |
US5054315A (en) * | 1987-12-18 | 1991-10-08 | Compagnie Generale Des Etablissements Michelin-Michelin & Cie | Coding of the value of several quantities measured in a tire |
AU622886B2 (en) * | 1987-12-16 | 1992-04-30 | Compagnie Generale Des Etablissements Michelin - Michelin & Cie | Elements required for exciting and monitoring wheel modules in a monitoring system for vehicle wheels |
DE4115568A1 (en) * | 1991-05-13 | 1993-02-04 | German Gresser | Futuristic electric vehicle - uses inductive pick=up from cable buried in street surface through tyres or subframe and homopolar motor |
US5231872A (en) * | 1991-02-21 | 1993-08-03 | Ttc/Truck Tech Corp. | Tire monitoring apparatus and method |
US5473938A (en) * | 1993-08-03 | 1995-12-12 | Mclaughlin Electronics | Method and system for monitoring a parameter of a vehicle tire |
US5540092A (en) * | 1994-10-31 | 1996-07-30 | Handfield; Michael | System and method for monitoring a pneumatic tire |
US5663504A (en) * | 1993-09-16 | 1997-09-02 | Kluft; Werner | Sensor system |
US5684470A (en) * | 1990-03-22 | 1997-11-04 | Masco Industries, Inc. | Control apparatus for powered vehicle door systems |
US6034597A (en) * | 1996-08-07 | 2000-03-07 | Ami Doduco Gmbh | Process for evaluating the signals from a tire pressure monitoring system |
US6172608B1 (en) * | 1996-06-19 | 2001-01-09 | Integrated Silicon Design Pty. Ltd. | Enhanced range transponder system |
US6609419B1 (en) | 1999-02-11 | 2003-08-26 | Emtop Limited | Signal transmission in a tire pressure sensing system |
GB2395566A (en) * | 2002-11-19 | 2004-05-26 | Huntleigh Technology Plc | Inductive coupling arrangement |
US20040148078A1 (en) * | 2002-10-31 | 2004-07-29 | Koyo Seiko Co., Ltd. | Vehicle steering apparatus |
EP1612633A1 (en) * | 2004-07-01 | 2006-01-04 | WALTER DITTEL GmbH | Signal transmission |
US20080110267A1 (en) * | 2006-10-13 | 2008-05-15 | Kian Sheikh-Bahaie | Fluid pressure sensing method and apparatus |
US8151127B2 (en) | 2000-07-26 | 2012-04-03 | Bridgestone Americas Tire Operations, Llc | System for conserving battery life in a battery operated device |
US8266465B2 (en) | 2000-07-26 | 2012-09-11 | Bridgestone Americas Tire Operation, LLC | System for conserving battery life in a battery operated device |
US20150377741A1 (en) * | 2014-06-27 | 2015-12-31 | Goodrich Corporation | Wheel monitoring system |
CN109506819A (en) * | 2018-12-13 | 2019-03-22 | 贵州贵航飞机设计研究所 | The monitoring method of landing loads of gear when a kind of aircraft landing |
WO2022017832A1 (en) * | 2020-07-23 | 2022-01-27 | Thyssenkrupp Presta Ag | Electronic arrangement, sensor, electromechanical steering system and method for inductive transmission of power and data |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3436493A1 (en) * | 1984-10-05 | 1986-04-10 | Dieter 3502 Vellmar Coesfeld | PRESSURE MEASURING DEVICE FOR THE CONTINUOUS MONITORING OF AIR PRESSURE IN VEHICLE TIRES |
FR2610155B1 (en) * | 1987-01-28 | 1993-09-10 | Labinal | METHOD FOR TRANSMITTING SIGNALS BETWEEN TWO ELEMENTS AND DEVICE FOR IMPLEMENTING SAME |
AU2002952723A0 (en) * | 2002-11-18 | 2002-12-05 | Phillip Albert Cohen | Improvements in tyre pressure and temperature monitoring systems |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2070743A (en) * | 1933-04-12 | 1937-02-16 | James W Mcdonnell | Electrical indicating apparatus |
US3824857A (en) * | 1972-08-07 | 1974-07-23 | Electric Machinery Mfg Co | Temperature measuring system for rotating machines |
FR2344007A1 (en) * | 1974-11-27 | 1977-10-07 | Consolidated Freightways Inc | APPARATUS AND METHOD FOR REMOTE MEASUREMENT OF THE INFLATION PRESSURE OF A TIRE |
US4148008A (en) * | 1977-09-29 | 1979-04-03 | Lusk Joe F | Tire pressure monitoring system |
FR2440042A1 (en) * | 1978-10-26 | 1980-05-23 | Nord Micro Elektronik Feinmech | METHOD AND DEVICE FOR TRANSMITTING MEASUREMENT SIGNALS IN THE FORM OF PULSES |
FR2444308A1 (en) * | 1978-12-15 | 1980-07-11 | Vdo Schindling | DEVICE FOR TRANSMITTING MEASURED VALUES FROM A MOBILE OBJECT TO AN OBJECT FIXED WITH RESPECT TO THE SAME |
US4283707A (en) * | 1979-07-12 | 1981-08-11 | The Boeing Company | Aircraft low pressure tire warning system having comparator circuit for each axle pair of a four wheel bogie configuration |
US4334428A (en) * | 1978-05-04 | 1982-06-15 | Fima Raoul G | Apparatus for indicating parameters sensed on a rotatable wheel |
-
1980
- 1980-12-29 FR FR8027676A patent/FR2497342A1/en active Granted
-
1981
- 1981-12-22 US US06/413,371 patent/US4467641A/en not_active Expired - Lifetime
- 1981-12-22 WO PCT/FR1981/000167 patent/WO1982002249A1/en active IP Right Grant
- 1981-12-22 JP JP57500221A patent/JPH03679B2/ja not_active Expired - Lifetime
- 1981-12-22 EP EP82900111A patent/EP0067836B1/en not_active Expired
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2070743A (en) * | 1933-04-12 | 1937-02-16 | James W Mcdonnell | Electrical indicating apparatus |
US3824857A (en) * | 1972-08-07 | 1974-07-23 | Electric Machinery Mfg Co | Temperature measuring system for rotating machines |
FR2344007A1 (en) * | 1974-11-27 | 1977-10-07 | Consolidated Freightways Inc | APPARATUS AND METHOD FOR REMOTE MEASUREMENT OF THE INFLATION PRESSURE OF A TIRE |
US4148008A (en) * | 1977-09-29 | 1979-04-03 | Lusk Joe F | Tire pressure monitoring system |
US4334428A (en) * | 1978-05-04 | 1982-06-15 | Fima Raoul G | Apparatus for indicating parameters sensed on a rotatable wheel |
FR2440042A1 (en) * | 1978-10-26 | 1980-05-23 | Nord Micro Elektronik Feinmech | METHOD AND DEVICE FOR TRANSMITTING MEASUREMENT SIGNALS IN THE FORM OF PULSES |
FR2444308A1 (en) * | 1978-12-15 | 1980-07-11 | Vdo Schindling | DEVICE FOR TRANSMITTING MEASURED VALUES FROM A MOBILE OBJECT TO AN OBJECT FIXED WITH RESPECT TO THE SAME |
US4283707A (en) * | 1979-07-12 | 1981-08-11 | The Boeing Company | Aircraft low pressure tire warning system having comparator circuit for each axle pair of a four wheel bogie configuration |
Cited By (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4578992A (en) * | 1982-11-05 | 1986-04-01 | Philip E. Galasko | Detection of a low pressure condition of a vehicle tire |
US4845649A (en) * | 1984-12-19 | 1989-07-04 | Robert Bosch Gmbh | Sensor for measuring physical dimensions and process for balancing the sensor |
US4749993A (en) * | 1985-02-01 | 1988-06-07 | Dr. Ing. H.C.F. Porsche Aktiengesellschaft | Arrangement for the wireless transmission of measuring signals |
US4758969A (en) * | 1985-02-21 | 1988-07-19 | Precision Mecanique Labinal | Device for measuring brake temperatures and tire pressure on sets of wheels of vehicles and in particular aircraft |
DE3605097A1 (en) * | 1985-02-21 | 1986-08-21 | Précision Mécanique Labinal, Montigny-le-Bretonneux | DEVICE FOR MEASURING THE TEMPERATURES OF BRAKES AND THE TIRE PRESSURES OF WHEELSETS OF VEHICLES AND ESPECIALLY AIRCRAFT |
US4703650A (en) * | 1985-07-03 | 1987-11-03 | Compagnie Generale Des Etablissements Michelin | Circuit for the coding of the value of two variables measured in a tire, and device for monitoring tires employing such a circuit |
US4768375A (en) * | 1985-07-03 | 1988-09-06 | Robert Bosch Gmbh | Pressure sensor |
US4737761A (en) * | 1985-07-03 | 1988-04-12 | Compagnie Generale Des Etablissements Michelin | Feeding of electrical energy to circuits on a wheel for a tire-monitoring device |
US4891973A (en) * | 1986-01-08 | 1990-01-09 | Robert Bosch Gmbh | Circuit arrangement for transmitting measurement values on vehicle wheels |
DE3729420A1 (en) * | 1987-09-03 | 1989-03-16 | Hella Kg Hueck & Co | Device for monitoring the tyre pressure in a motor vehicle |
AU622886B2 (en) * | 1987-12-16 | 1992-04-30 | Compagnie Generale Des Etablissements Michelin - Michelin & Cie | Elements required for exciting and monitoring wheel modules in a monitoring system for vehicle wheels |
US5029468A (en) * | 1987-12-16 | 1991-07-09 | Compagnie Generale Des Etablissements Michelin - Michelin & Cie | Elements necessary for the excitation and the monitoring of wheel modules in a system for monitoring the wheels of a vehicle |
US5054315A (en) * | 1987-12-18 | 1991-10-08 | Compagnie Generale Des Etablissements Michelin-Michelin & Cie | Coding of the value of several quantities measured in a tire |
US4966034A (en) * | 1988-04-28 | 1990-10-30 | Schrader Automotive, Inc. | On-board tire pressure indicating system performing temperature-compensated pressure measurement, and pressure measurement circuitry thereof |
US4942510A (en) * | 1989-12-04 | 1990-07-17 | Motorola, Inc. | Power and signal transfer interface circuit |
US5684470A (en) * | 1990-03-22 | 1997-11-04 | Masco Industries, Inc. | Control apparatus for powered vehicle door systems |
US5231872A (en) * | 1991-02-21 | 1993-08-03 | Ttc/Truck Tech Corp. | Tire monitoring apparatus and method |
US5335540A (en) * | 1991-02-21 | 1994-08-09 | Ttc Truck Tech Corp. | Tire monitoring apparatus and method |
DE4115568A1 (en) * | 1991-05-13 | 1993-02-04 | German Gresser | Futuristic electric vehicle - uses inductive pick=up from cable buried in street surface through tyres or subframe and homopolar motor |
US5663496A (en) * | 1993-08-03 | 1997-09-02 | The Mclaughlin Group | Tire monitoring via an electromagnetic path including the ground plan of a vehicle |
US5741966A (en) * | 1993-08-03 | 1998-04-21 | Handfield; Michael | Method and system for monitoring a parameter of a vehicle tire |
US5473938A (en) * | 1993-08-03 | 1995-12-12 | Mclaughlin Electronics | Method and system for monitoring a parameter of a vehicle tire |
US5663504A (en) * | 1993-09-16 | 1997-09-02 | Kluft; Werner | Sensor system |
US5581023A (en) * | 1994-10-31 | 1996-12-03 | Handfield; Michael | Pressure transducer for monitoring a pneumatic tire |
US5540092A (en) * | 1994-10-31 | 1996-07-30 | Handfield; Michael | System and method for monitoring a pneumatic tire |
US5585554A (en) * | 1994-10-31 | 1996-12-17 | Handfield; Michael | System and method for monitoring a pneumatic tire |
US6172608B1 (en) * | 1996-06-19 | 2001-01-09 | Integrated Silicon Design Pty. Ltd. | Enhanced range transponder system |
US6034597A (en) * | 1996-08-07 | 2000-03-07 | Ami Doduco Gmbh | Process for evaluating the signals from a tire pressure monitoring system |
US6609419B1 (en) | 1999-02-11 | 2003-08-26 | Emtop Limited | Signal transmission in a tire pressure sensing system |
US8266465B2 (en) | 2000-07-26 | 2012-09-11 | Bridgestone Americas Tire Operation, LLC | System for conserving battery life in a battery operated device |
US8151127B2 (en) | 2000-07-26 | 2012-04-03 | Bridgestone Americas Tire Operations, Llc | System for conserving battery life in a battery operated device |
US20040148078A1 (en) * | 2002-10-31 | 2004-07-29 | Koyo Seiko Co., Ltd. | Vehicle steering apparatus |
EP2248709A1 (en) * | 2002-10-31 | 2010-11-10 | JTEKT Corporation | Vehicle steering apparatus |
EP1415893A3 (en) * | 2002-10-31 | 2006-05-03 | Koyo Seiko Co., Ltd. | Vehicle steering apparatus |
US7233850B2 (en) | 2002-10-31 | 2007-06-19 | Koyo Seiko Co., Ltd. | Vehicle steering apparatus |
GB2395566B (en) * | 2002-11-19 | 2005-01-19 | Huntleigh Technology Plc | Coupling |
GB2395566A (en) * | 2002-11-19 | 2004-05-26 | Huntleigh Technology Plc | Inductive coupling arrangement |
AU2003283592B2 (en) * | 2002-11-19 | 2008-09-04 | Arjo Ip Holding Ab | Connector with inductive coupling |
EP1612633A1 (en) * | 2004-07-01 | 2006-01-04 | WALTER DITTEL GmbH | Signal transmission |
US20060023777A1 (en) * | 2004-07-01 | 2006-02-02 | Frank Oeser | Signal transmission |
US7421902B2 (en) | 2006-10-13 | 2008-09-09 | Smartire Systems, Inc. | Fluid pressure sensing method and apparatus |
US20080110267A1 (en) * | 2006-10-13 | 2008-05-15 | Kian Sheikh-Bahaie | Fluid pressure sensing method and apparatus |
US20150377741A1 (en) * | 2014-06-27 | 2015-12-31 | Goodrich Corporation | Wheel monitoring system |
US10094742B2 (en) * | 2014-06-27 | 2018-10-09 | Goodrich Corporation | Wheel monitoring system |
CN109506819A (en) * | 2018-12-13 | 2019-03-22 | 贵州贵航飞机设计研究所 | The monitoring method of landing loads of gear when a kind of aircraft landing |
WO2022017832A1 (en) * | 2020-07-23 | 2022-01-27 | Thyssenkrupp Presta Ag | Electronic arrangement, sensor, electromechanical steering system and method for inductive transmission of power and data |
Also Published As
Publication number | Publication date |
---|---|
EP0067836B1 (en) | 1985-09-25 |
JPH03679B2 (en) | 1991-01-08 |
FR2497342B1 (en) | 1984-06-01 |
JPS57502082A (en) | 1982-11-18 |
EP0067836A1 (en) | 1982-12-29 |
WO1982002249A1 (en) | 1982-07-08 |
FR2497342A1 (en) | 1982-07-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4467641A (en) | Device for measuring a parameter on a rotary element, and in particular for measuring the pressure of a pneumatic tire on a wheel | |
JP2798472B2 (en) | Transmission equipment | |
KR830003103A (en) | Range selectable non-contact data preparation system for rotary machines | |
US4758969A (en) | Device for measuring brake temperatures and tire pressure on sets of wheels of vehicles and in particular aircraft | |
US3268880A (en) | Telemetry system | |
US2309481A (en) | Frequency monitoring system | |
CA2139068A1 (en) | Abnormality Detecting Method and Apparatus for Electric Equipment, Particularly for a Rotating Electric Machine | |
US4935738A (en) | Process for transmitting signals between two elements and device for carrying out said process | |
US4354190A (en) | Rotor measurement system using reflected load transmission | |
SE7711024L (en) | METHOD AND DEVICE FOR DETECTING THE CONDITION OF A ROTARY BODY | |
US4450716A (en) | Process and device for measuring the pressure of tires, particularly for aircraft | |
JPH02167477A (en) | Apparatus and method for detecting | |
US4150358A (en) | Temperature measuring system for rotating machines | |
KR910002793B1 (en) | Alarh system and method for detecting proximity of an object to electrical power lines | |
US2455345A (en) | Capacitive angular velocity measuring device | |
US4459595A (en) | Condition responsive RF transmitting device | |
US4345237A (en) | Supervisory and monitoring system for helicopter propeller blades | |
US2541422A (en) | Telemetric tachometer | |
US4348673A (en) | Instrumentation system with electric signal transmitter | |
JPH02109199A (en) | Processing and radio transmitting device for measured value | |
US3906787A (en) | Torque-measuring coupling | |
US4041375A (en) | Apparatus for measuring content of moving dielectric materials moisture | |
JPS5958943A (en) | Data transmission system | |
US4237517A (en) | Motion monitoring apparatus | |
US3181803A (en) | Toroidal core winding machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: PRECISION MEC-ANIQUE LABINAL 5 AVENUE NEWTON, PARC Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:ABRAHAM, MICHEL;REEL/FRAME:004264/0856 Effective date: 19840509 Owner name: PRECISION MEC-ANIQUE LABINAL,FRANCE Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ABRAHAM, MICHEL;REEL/FRAME:004264/0856 Effective date: 19840509 |
|
STCF | Information on status: patent grant |
Free format text: PATENTED CASE |
|
CC | Certificate of correction | ||
FEPP | Fee payment procedure |
Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
FPAY | Fee payment |
Year of fee payment: 4 |
|
FEPP | Fee payment procedure |
Free format text: PAYER NUMBER DE-ASSIGNED (ORIGINAL EVENT CODE: RMPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
FPAY | Fee payment |
Year of fee payment: 8 |
|
FEPP | Fee payment procedure |
Free format text: PAYER NUMBER DE-ASSIGNED (ORIGINAL EVENT CODE: RMPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
FPAY | Fee payment |
Year of fee payment: 12 |